Fix creating a qr code with 0% alpha

SamuelNitsche · web-flow · commit 853eda81fee3 · 2020-09-16T12:11:52.000+02:00
diff --git a/src/Generator.php b/src/Generator.php
@@ -533,7 +533,7 @@ public function getFill(): Fill
      */
     public function createColor(int $red, int $green, int $blue, ?int $alpha = null): ColorInterface
     {
-        if (! $alpha) {
+        if (is_null($alpha)) {
             return new Rgb($red, $green, $blue);
         }
 

Original file line number	Diff line number	Diff line change
`@@ -533,7 +533,7 @@ public function getFill(): Fill`
`533`	`533`	`*/`
`534`	`534`	`public function createColor(int $red, int $green, int $blue, ?int $alpha = null): ColorInterface`
`535`	`535`	`{`
`536`		`- if (! $alpha) {`
	`536`	`+ if (is_null($alpha)) {`
`537`	`537`	`return new Rgb($red, $green, $blue);`
`538`	`538`	`}`
`539`	`539`